78126730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1095

約数の個数: 64

約数和(自身を含む): 166561920

約数和(自身を除く): 88435190

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 41, 55, 82, 85, 110, 170, 187, 205, 374, 410, 451, 697, 902, 935, 1019, 1394, 1870, 2038, 2255, 3485, 4510, 5095, 6970, 7667, 10190, 11209, 15334, 17323, 22418, 34646, 38335, 41779, 56045, 76670, 83558, 86615, 112090, 173230, 190553, 208895, 381106, 417790, 459569, 710243, 919138, 952765, 1420486, 1905530, 2297845, 3551215, 4595690, 7102430, 7812673, 15625346, 39063365, 78126730]

約数ペア:

[(1, 78126730), (2, 39063365), (5, 15625346), (10, 7812673), (11, 7102430), (17, 4595690), (22, 3551215), (34, 2297845), (41, 1905530), (55, 1420486), (82, 952765), (85, 919138), (110, 710243), (170, 459569), (187, 417790), (205, 381106), (374, 208895), (410, 190553), (451, 173230), (697, 112090), (902, 86615), (935, 83558), (1019, 76670), (1394, 56045), (1870, 41779), (2038, 38335), (2255, 34646), (3485, 22418), (4510, 17323), (5095, 15334), (6970, 11209), (7667, 10190)]